Simple Protractor
por axp6451
Ficheiros imprimíveis (5)
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stl45.STL
13 Ko · 248 descargas
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stl90.STL
12 Ko · 247 descargas
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stl135.STL
10 Ko · 251 descargas
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stlPointer.STL
8 Ko · 253 descargas
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stlProtrac.STL
140 Ko · 250 descargas
Descrição
This is the model for a simple protractor to help fourth graders learn and use protractors. They don't need very degree measurement so it is simple and very easy to use and understand.